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📁 ..
📄 AVR.h(1.73 KB)
📄 AVR.td(2.74 KB)
📄 AVRAsmPrinter.cpp(5.97 KB)
📄 AVRCallingConv.td(1.73 KB)
📄 AVRDevices.td(27.07 KB)
📄 AVRExpandPseudoInsts.cpp(49.61 KB)
📄 AVRFrameLowering.cpp(17.89 KB)
📄 AVRFrameLowering.h(1.91 KB)
📄 AVRISelDAGToDAG.cpp(16.71 KB)
📄 AVRISelLowering.cpp(67.66 KB)
📄 AVRISelLowering.h(6.98 KB)
📄 AVRInstrFormats.td(16.05 KB)
📄 AVRInstrInfo.cpp(16.86 KB)
📄 AVRInstrInfo.h(4.25 KB)
📄 AVRInstrInfo.td(66.4 KB)
📄 AVRMCInstLower.cpp(3.57 KB)
📄 AVRMCInstLower.h(1.08 KB)
📄 AVRMachineFunctionInfo.h(3.11 KB)
📄 AVRRegisterInfo.cpp(9.99 KB)
📄 AVRRegisterInfo.h(2.29 KB)
📄 AVRRegisterInfo.td(8.92 KB)
📄 AVRRelaxMemOperations.cpp(3.9 KB)
📄 AVRSelectionDAGInfo.h(868 B)
📄 AVRSubtarget.cpp(1.98 KB)
📄 AVRSubtarget.h(4.21 KB)
📄 AVRTargetMachine.cpp(3.86 KB)
📄 AVRTargetMachine.h(1.67 KB)
📄 AVRTargetObjectFile.cpp(1.4 KB)
📄 AVRTargetObjectFile.h(1019 B)
📁 AsmParser
📁 Disassembler
📁 MCTargetDesc
📄 README.md(341 B)
📄 TODO.md(186 B)
📁 TargetInfo

Editing: AVRRegisterInfo.h

//===-- AVRRegisterInfo.h - AVR Register Information Impl -------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file contains the AVR implementation of the TargetRegisterInfo class.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_AVR_REGISTER_INFO_H
#define LLVM_AVR_REGISTER_INFO_H

#include "llvm/CodeGen/TargetRegisterInfo.h"

#define GET_REGINFO_HEADER
#include "AVRGenRegisterInfo.inc"

namespace llvm {

/// Utilities relating to AVR registers.
class AVRRegisterInfo : public AVRGenRegisterInfo {
public:
  AVRRegisterInfo();

public:
  const uint16_t *
  getCalleeSavedRegs(const MachineFunction *MF = 0) const override;
  const uint32_t *getCallPreservedMask(const MachineFunction &MF,
                                       CallingConv::ID CC) const override;
  BitVector getReservedRegs(const MachineFunction &MF) const override;

const TargetRegisterClass *
  getLargestLegalSuperClass(const TargetRegisterClass *RC,
                            const MachineFunction &MF) const override;

/// Stack Frame Processing Methods
  void eliminateFrameIndex(MachineBasicBlock::iterator MI, int SPAdj,
                           unsigned FIOperandNum,
                           RegScavenger *RS = NULL) const override;

const TargetRegisterClass *
  getPointerRegClass(const MachineFunction &MF,
                     unsigned Kind = 0) const override;

/// Splits a 16-bit `DREGS` register into the lo/hi register pair.
  /// \param Reg A 16-bit register to split.
  void splitReg(Register Reg, Register &LoReg, Register &HiReg) const;

bool shouldCoalesce(MachineInstr *MI,
                      const TargetRegisterClass *SrcRC,
                      unsigned SubReg,
                      const TargetRegisterClass *DstRC,
                      unsigned DstSubReg,
                      const TargetRegisterClass *NewRC,
                      LiveIntervals &LIS) const override;
};

} // end namespace llvm

#endif // LLVM_AVR_REGISTER_INFO_H

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Editing: AVRRegisterInfo.h

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